We may receive a commission on purchases made from links. For homeowners and DIYers, a handful of devices that are clear must-haves in your toolbox. But for worksite professionals, the list of ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A digital multimeter is an indispensable tool for testing, diagnosing, and ...

The MM500 auto ranging multimeter is an easy-to-use tool for verifying or troubleshooting electrical circuits safely and reliably, said the company. It measures up to 750 vac and vdc, resistance, and ...

Is this the world's toughest and most versatile electrical test and measurement instrument? The Klein Tools CL800 ($120 on Amazon) not only looks great but has a Cat III (1000 V) and Cat IV (600 V) ...